package com.yunhe.mybatis.filter;


import javax.servlet.*;
import javax.servlet.annotation.WebFilter;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.io.IOException;


@WebFilter("/*")
public class LoginFilter implements Filter{

    @Override
    public void doFilter(ServletRequest servletRequest, ServletResponse servletResponse, FilterChain filterChain) throws IOException, ServletException {
        HttpServletRequest req=(HttpServletRequest)servletRequest;
        HttpServletResponse resp=(HttpServletResponse)servletResponse;
        HttpSession session = req.getSession();
        //编码转换
         req.setCharacterEncoding("UTF-8");
         resp.setContentType("text/html ;charset=UTF-8");
        filterChain.doFilter(req,resp); //手动放过





    }
}
